The Dog's Dangly Bits Posted June 1, 2020 Share Posted June 1, 2020 1 minute ago, RIchard Britten said: Actually, 6ft (or approx 2 meters) is the "maximum" range of particles from the human mouth when speaking, breathing, etc. This science is from the 1930s. Sure. Why do the WHO recommend one metre out of interest? Link to comment Share on other sites More sharing options...
Please sign in to comment
You will be able to leave a comment after signing in
Sign In Now